Java Developer

Rakuten Viber is one of the most popular and downloaded apps in the world. Working with us provides a unique opportunity to influence hundreds of millions of our users and to be part of the journey that makes us a super-app. Our mission is to make people’s lives easier by enabling meaningful connections, from precious moments with family and friends, through managing business relationships to pursuing their passions.

Responsibilities

• Planning, designing, developing and maintaining Java high-availability applications that can be high-volume and low-latency
• Define application objectives and functionality
• Ensure application designs conform with business goals
• Support continuous improvement, investigating alternatives and technologies, and presenting for architectural review
• Work in a highly motivated team, closely with Product and Architects teams on large mission-critical systems.

Requirements

• around 7 and more years of experience in server-side development using Java
• Advanced knowledge of Java, from frameworks to libraries. Experience in async and/or reactive java frameworks (such as vertx, rxjava, akka)
• Advanced knowledge of unit testing frameworks and mocking
• Knowledge of cloud technologies
• Familiar with C++
• Experience with large scale NoSQL database (such as Couchbase, MongoDB)
• Experience with microservices development based on docker and Kubernetes
• Experience with Agile methodology
• Striving for new knowledge and skill improvement
• Fluent in written and spoken English (interviews in English)
• Excellent oral and written communication skills
• Higher technical education.

Advantages

• Advanced knowledge of C++
• Experience with other server-side languages such as node.js, go, python.